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<?php $array = [ [1,2,3 => [4, 5, 6, 7=>[8]]], [1,2,3 => [4, 5, 6, 7=>[8, 9]]] ]; function recursive_count($array, $max_depth=12) { static $stack_depth = 0; $total = 0; foreach($array as $val) { if (is_array($val)) { $stack_depth++; if($max_depth < $stack_depth) { $stack_depth = 0; throw new Exception("Stack level too deep! Stack Limit: $max_depth"); } $total += recursive_count($val, $max_depth); } else { $total++; } } $stack_depth--; return $total; } var_dump(recursive_count($array,2));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Exception: Stack level too deep! Stack Limit: 2 in /in/EDIhJ:17 Stack trace: #0 /in/EDIhJ(19): recursive_count(Array, 2) #1 /in/EDIhJ(19): recursive_count(Array, 2) #2 /in/EDIhJ(28): recursive_count(Array, 2) #3 {main} thrown in /in/EDIhJ on line 17
Process exited with code 255.

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